1PROBE::NETFILTER.I(3stap)      Networking Tapset     PROBE::NETFILTER.I(3stap)
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NAME

6       probe::netfilter.ip.forward - Called on an incoming IP packet addressed
7       to some other computer
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SYNOPSIS

10       netfilter.ip.forward
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VALUES

13       dport
14           TCP or UDP destination port (ipv4 only)
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16       nf_stolen
17           Constant used to signify a 'stolen' verdict
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19       psh
20           TCP PSH flag (if protocol is TCP; ipv4 only)
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22       ipproto_udp
23           Constant used to signify that the packet protocol is UDP
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25       data_str
26           A string representing the packet buffer contents
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28       nf_repeat
29           Constant used to signify a 'repeat' verdict
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31       nf_drop
32           Constant used to signify a 'drop' verdict
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34       data_hex
35           A hexadecimal string representing the packet buffer contents
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37       family
38           IP address family
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40       nf_stop
41           Constant used to signify a 'stop' verdict
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43       saddr
44           A string representing the source IP address
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46       rst
47           TCP RST flag (if protocol is TCP; ipv4 only)
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49       pf
50           Protocol family -- either “ipv4” or “ipv6”
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52       indev_name
53           Name of network device packet was received on (if known)
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55       daddr
56           A string representing the destination IP address
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58       outdev
59           Address of net_device representing output device, 0 if unknown
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61       syn
62           TCP SYN flag (if protocol is TCP; ipv4 only)
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64       protocol
65           Packet protocol from driver (ipv4 only)
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67       nf_accept
68           Constant used to signify an 'accept' verdict
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70       ipproto_tcp
71           Constant used to signify that the packet protocol is TCP
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73       iphdr
74           Address of IP header
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76       indev
77           Address of net_device representing input device, 0 if unknown
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79       urg
80           TCP URG flag (if protocol is TCP; ipv4 only)
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82       outdev_name
83           Name of network device packet will be routed to (if known)
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85       sport
86           TCP or UDP source port (ipv4 only)
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88       nf_queue
89           Constant used to signify a 'queue' verdict
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91       ack
92           TCP ACK flag (if protocol is TCP; ipv4 only)
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94       length
95           The length of the packet buffer contents, in bytes
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97       fin
98           TCP FIN flag (if protocol is TCP; ipv4 only)
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SEE ALSO

101       tapset::netfilter(3stap)
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105SystemTap Tapset Reference         May 2021          PROBE::NETFILTER.I(3stap)
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